Class: Backup::Notifier::Base

Inherits:
Object
  • Object
show all
Includes:
Config::Helpers, Utilities::Helpers
Defined in:
lib/backup/notifier/base.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from Config::Helpers

included

Constructor Details

#initialize(model) ⇒ Base

Returns a new instance of Base.



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# File 'lib/backup/notifier/base.rb', line 50

def initialize(model)
  @model = model
  load_defaults!

  @on_success = true if on_success.nil?
  @on_warning = true if on_warning.nil?
  @on_failure = true if on_failure.nil?
  @max_retries    ||= 10
  @retry_waitsec  ||= 30
  @message        ||= lambda do |model, data|
    "[#{ data[:status][:message] }] #{ model.label } (#{ model.trigger })"
  end
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method in the class Backup::Config::Helpers

Instance Attribute Details

#max_retries ⇒ Object

Number of times to retry failed attempts to send notification. Default: 10



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# File 'lib/backup/notifier/base.rb', line 32

def max_retries
  @max_retries
end

#message {|Backup::Model, Hash| ... } ⇒ Object

Message to send. Depends on notifier implementation if this is used. Default: lambda returning: “#{ message } #{ model.label } (#{ model.trigger })”

Yield Parameters:

  • Backup::Model (model)
  • Hash (data) —

    containing ‘message` and `key` values.



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# File 'lib/backup/notifier/base.rb', line 46

def message
  @message
end

#model ⇒ Object (readonly)

Returns the value of attribute model.



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# File 'lib/backup/notifier/base.rb', line 48

def model
  @model
end

#on_failure ⇒ Object Also known as: notify_on_failure?

When set to true, the user will be notified by email when a backup process raises an exception before finishing



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# File 'lib/backup/notifier/base.rb', line 26

def on_failure
  @on_failure
end

#on_success ⇒ Object Also known as: notify_on_success?

When set to true, the user will be notified by email when a backup process ends without raising any exceptions



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# File 'lib/backup/notifier/base.rb', line 14

def on_success
  @on_success
end

#on_warning ⇒ Object Also known as: notify_on_warning?

When set to true, the user will be notified by email when a backup process is successful, but has warnings



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# File 'lib/backup/notifier/base.rb', line 20

def on_warning
  @on_warning
end

#retry_waitsec ⇒ Object

Time in seconds to pause before each retry. Default: 30



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# File 'lib/backup/notifier/base.rb', line 37

def retry_waitsec
  @retry_waitsec
end

Instance Method Details

#perform! ⇒ Object

This method is called from an ensure block in Model#perform! and must not raise any exceptions. However, each Notifier’s #notify! method should raise an exception if the request fails so it may be retried.



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# File 'lib/backup/notifier/base.rb', line 67

def perform!
  status = case model.exit_status
           when 0
             :success if notify_on_success?
           when 1
             :warning if notify_on_success? || notify_on_warning?
           else
             :failure if notify_on_failure?
           end

  if status
    Logger.info "Sending notification using #{ notifier_name }..."
    with_retries { notify!(status) }
  end

rescue Exception => err
  Logger.error Error.wrap(err, "#{ notifier_name } Failed!")
end